Home / 4,440.80-6,128.35-2,451.32

Finding the Fourth Proportional to 4,440.80, 6,128.35 and 2,451.32

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Solution

The fourth proportional to 4,440.80, 6,128.35 and 2,451.32 is: 3,382.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.80 : 6,128.35 = 2,451.32 : x
  2. Step 2: Convert to fraction form
    4,440.80/6,128.35 = 2,451.32/x
  3. Step 3: Cross multiply
    4,440.80x = 6,128.35 × 2,451.32
  4. Step 4: Simplify right side
    4,440.80x = 15,022,532.94
  5. Step 5: Solve for x
    x = 15,022,532.94/4,440.80
  6. Step 6: Final answer
    x = 3,382.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.